Add 56/35 and 84/45
1st number: 1 21/35, 2nd number: 1 39/45
56/35 + 84/45 is 52/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
56/35 = 56 × 9/35 × 9 = 504/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
84/45 = 84 × 7/45 × 7 = 588/315 - Add the two like fractions:
504/315 + 588/315 = 504 + 588/315 = 1092/315 - 1092/315 simplified gives 52/15
- So, 56/35 + 84/45 = 52/15
In mixed form: 37/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+84/45 56/35+84/90